Lin Wan realizes that her husband, Wang Daqiang, is deliberately hiding something from her, leaving her filled with suspicion. She hastily gets a taxi and returns home early, determined to uncover the evidence he has hidden. Her mother-in-law spots Lin Wan returning earlier than expected downstairs and rushes home to warn her son before Lin Wan can make it upstairs. Afterwards, her mother-in-law and sister-in-law join forces to protect him, doing everything they can to stop Lin Wan and insisting that there are no secrets in the house. Despite several heated arguments and confrontations, Lin Wan still cannot figure out what is going on. Little do they realize that the secret they are desperately trying to conceal is actually...